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Infinite dimensional quadratic forms
admitting composition

Authors: Alberto Elduque and José María Pérez
Journal: Proc. Amer. Math. Soc. 125 (1997), 2207-2216
MSC (1991): Primary 17A75, 11E88
MathSciNet review: 1376759
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Abstract: Composition algebras with a unit element constitute a well-known class of algebras. In this paper, those composition algebras with a one-sided unit element are characterized and examples are given of arbitrary infinite dimension.

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Additional Information

Alberto Elduque
Affiliation: Departamento de Matemáticas, Universidad de Zaragoza, 50009 Zaragoza, Spain
Address at time of publication: Departamento de Matemáticas y Computación, Universidad de La Rioja, 26004 Logroño, Spain

José María Pérez
Affiliation: Departamento de Matemáticas, Universidad de Zaragoza, 50009 Zaragoza, Spain

Received by editor(s): September 29, 1995
Received by editor(s) in revised form: February 6, 1996
Additional Notes: The second author was supported by a grant from the ‘Plan de Formación del Personal Investigador’, DGICYT.\endgraf Work supported by the Spanish DGICYT (PB 94-1311-C03-03).
Communicated by: Lance W. Small
Article copyright: © Copyright 1997 American Mathematical Society

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